MARYS CLINIC
NPI 1871875294
Clinical Nurse Specialist - Family Health in Giddings, TX

NPI Status: Active since September 12, 2011

Contact Information

191 S MANSE AVE
GIDDINGS, TX
ZIP 78942
Phone: (979) 540-2122
Fax: (979) 540-2120

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  • Organization
  • Clinical Nurse Specialist
  • Family Health
  • CLIA Number: 45D2023754
  • CLIA Cert. Type: Practitioner Other
  • CLIA Exp. Date: 04-28-2027

About MARYS CLINIC

This page provides the complete NPI Profile along with additional information for Marys Clinic, a provider established in Giddings, Texas operating as a Clinical Nurse Specialist, focusing in family health . The healthcare provider is registered in the NPI registry with number 1871875294 assigned on September 2011. The practitioner's primary taxonomy code is 364SF0001X with license number 257158 (TX). The provider is registered as an organization and their NPI record was last updated 15 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The provider's other name is Marys Clinic. The authorized official of this NPI record is Mrs. Mary Esther Wells Fnp-bc (Owner And Provider)

NPI
1871875294
Provider Legal Name
MARYS CLINIC INC
Other Organization Name
MARYS CLINIC
Other Name Type
Other Name (5)
Entity Type
Organization
Location Address
191 S MANSE AVE GIDDINGS, TX 78942
Location Phone
(979) 540-2122
Location Fax
(979) 540-2120
Mailing Address
191 S MANSE AVE GIDDINGS, TX 78942
Mailing Phone
(979) 540-2122
Mailing Fax
(979) 540-2120
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-12-2011
Last Update Date
09-12-2011
Code Navigator

A Clinical Nurse Specialist (CNS) like Marys Clinic is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinical Nurse Specialist Family Health

Taxonomy Code
364SF0001X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
257158
License State
TX

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MRS. MARY ESTHER WELLS FNP-BC

Authorized Official Title
OWNER AND PROVIDER
Authorized Official Phone
(979) 540-2122

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
45D2023754
Facility Type
Practitioner Other
Certificate Effective Date
April 29, 2025
Certificate Expiration Date
April 28, 2027
Laboratory Director
MARY WELLS
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Marys Clinic to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1871875294, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 7 → 14 → 5 8 → 16 → 7 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 4 + 1 + 1 + 6 + 7 + 1 + 0 + 2 + 1 + 8 + 24 = 66

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1871875294.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871875294, enumerated as an "organization" on September 12, 2011.

The provider is located at 191 S MANSE AVE GIDDINGS, TX 78942 and the phone number is (979) 540-2122.

Clinical Nurse Specialist with taxonomy code 364SF0001X and a focus in Family Health.